Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and GCOM-C Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/24/2022
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (GCOM-C) Time (GCOM-C) Lat,Lon (GCOM-C) SZA (GCOM-C ) Distance(km) Time Diff (sec)
1 12/31/2022 18:30:05 68.85, -99.26 91.82 12/31/2022 18:31:16 68.80, -98.43 91.75 34.05 71
2 12/31/2022 19:20:42 -68.50, 68.53 88.56 12/31/2022 19:21:52 -68.48, 68.53 88.57 1.52 70
3 12/31/2022 20:11:28 68.48,-124.14 91.43 12/31/2022 20:12:19 68.47,-124.09 91.42 1.85 51
4 12/31/2022 21:02:11 -68.44, 43.23 88.62 12/31/2022 21:02:50 -68.42, 43.22 88.64 2.12 39
5 12/31/2022 21:52:57 68.43,-149.44 91.37 12/31/2022 21:53:17 68.42,-149.40 91.36 1.88 20
6 12/31/2022 22:43:39 -68.39, 17.92 88.67 12/31/2022 22:43:47 -68.37, 17.91 88.70 2.72 8
7 12/31/2022 23:34:25 68.37,-174.75 91.31 12/31/2022 23:34:14 68.36,-174.72 91.30 2.13 11
8 01/01/2023 00:25:08 -68.34, -7.39 88.73 01/01/2023 00:24:45 -68.31, -7.40 88.76 3.32 23
9 01/01/2023 01:15:54 68.32, 159.94 91.25 01/01/2023 01:15:12 68.30, 159.97 91.23 2.52 42
10 01/01/2023 02:06:37 -68.29, -32.69 88.79 01/01/2023 02:05:42 -68.31, -32.65 88.77 2.94 55
11 01/01/2023 02:57:23 68.27, 134.64 91.19 01/01/2023 02:56:10 68.24, 134.66 91.17 3.00 73
12 01/01/2023 03:47:59 -67.86, -57.53 89.23 01/01/2023 03:46:47 -67.87, -58.43 89.21 37.77 72

Figure of NPP and GCOM-C satellite orbits during SNOs since TLE Epoch: 12/24/2022
SNOs_Map_NPP_GCOM-C_20221224.jpg

Download SNOs between NPP and GCOM-C since TLE EPOCH: 12/24/2022 in txt file.

Historial Predications of SNOs between NPP and GCOM-C